25560512234 has 32 divisors (see below), whose sum is σ = 39007742400. Its totient is φ = 12560296320.

The previous prime is 25560512233. The next prime is 25560512249. The reversal of 25560512234 is 43221506552.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 25560512194 and 25560512203.

It is not an unprimeable number, because it can be changed into a prime (25560512233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29755697 + ... + 29756555.

It is an arithmetic number, because the mean of its divisors is an integer number (1218991950).

Almost surely, 2^25560512234 is an apocalyptic number.

25560512234 is a deficient number, since it is larger than the sum of its proper divisors (13447230166).

25560512234 is a wasteful number, since it uses less digits than its factorization.

25560512234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 25560512234 in words is "twenty-five billion, five hundred sixty million, five hundred twelve thousand, two hundred thirty-four".